Page d'Accueil
Qui sommes nous?
Contact

Part Number: LDF 4-50A
LDF 4-50A ANDREW
LDF4-50A, HELIAX Low Density Foam Coaxial Cable, corrugated copper, 1/2 in, black PE jacket
Details & Specifications

Construction Materials  
Jacket Material   PE
Outer Conductor Material   Corrugated copper
Dielectric Material   Foam PE
Flexibility   Standard
Inner Conductor Material   Copper-clad aluminum wire
Jacket Color   Black
   

Dimensions  
Nominal Size   1/2 in
Cable Weight   0.15 lb/ft   |   0.22 kg/m
Diameter Over Dielectric   12.954 mm   |   0.510 in
Diameter Over Jacket   15.875 mm   |   0.625 in
Inner Conductor OD   4.8260 mm   |   0.1900 in
Outer Conductor OD   13.970 mm   |   0.550 in
   

Electrical Specifications  
Cable Impedance   50 ohm 1 ohm
Capacitance   23.1 pF/ft   |   75.8 pF/m
dc Resistance, Inner Conductor   0.450 ohms/kft   |   1.480 ohms/km
dc Resistance, Outer Conductor   0.820 ohms/kft   |   2.690 ohms/km
dc Test Voltage   4000 V
Inductance   0.190 H/m   |   0.058 H/ft
Insulation Resistance   100000 Mohms•km
Jacket Spark Test Voltage (rms)   8000 V
Operating Frequency Band   1 – 8800 MHz
Peak Power   40.0 kW
Velocity   88%
   

Environmental Specifications  
Installation Temperature   -40 C to +60 C (-40 F to +140 F)
Operating Temperature   -55 C to +85 C (-67 F to +185 F)
Storage Temperature   -70 C to +85 C (-94 F to +185 F)
   

Mechanical Specifications  
Bending Moment   3.8 N-m   |   2.8 ft lb
Flat Plate Crush Strength   110.0 lb/in   |   2.0 kg/mm
Minimum Bend Radius, Multiple Bends   127.00 mm   |   5.00 in
Minimum Bend Radius, Single Bend   50.80 mm   |   2.00 in
Number of Bends, minimum   15
Number of Bends, typical   50
Tensile Strength   113 kg   |   250 lb
   


Attenuation
Frequency (MHz)Attenuation (dB/100 m)Average Power (kW)
0.50.14940.00
10.21136.11
1.50.25929.46
20.29925.50
100.67211.35
200.9547.99
301.1726.51
501.5215.02
882.0313.76
1002.1693.52
1082.2563.38
1502.6732.85
1742.8872.64
2003.1032.46
3003.8351.99
4004.4621.71
4504.7491.61
5005.0211.52
5125.0851.50
6005.5331.38
7006.0091.27
8006.4561.18
8246.561.16
8946.8551.11
9607.1241.07
10007.2841.05
12508.2260.93
15009.0930.84
17009.7440.78
180010.0580.76
200010.6660.72
210010.9610.70
220011.2510.68
230011.5350.66
250012.090.63
270012.6270.60
300013.4070.57
340014.4010.53
370015.1180.50
400015.8150.48
500018.010.42
600020.0550.38
800023.8260.32
880025.2440.30